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<articles>
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  <front>
    <journal-meta>
      <journal-title>Front. med.</journal-title>
      <abbrev-journal-title>Front. med.</abbrev-journal-title>
      <issn/>
    </journal-meta>
    <article-meta>
      <title-group>
        <article-title>Relationship between initial symptoms and the prognosis, sex, and demographic area of patients with COVID-19</article-title>
      </title-group>
      <contrib-group>
        <contrib contrib-type="author">
          <name>
            <surname>Oliván-Blázquez</surname>
            <given-names>Bárbara</given-names>
          </name>
          <aff>
            <institution>Universidad de Zaragoza</institution>
          </aff>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Bartolomé-Moreno</surname>
            <given-names>Cruz</given-names>
          </name>
          <aff>
            <institution>Universidad de Zaragoza</institution>
          </aff>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Gericó-Aseguinolaza</surname>
            <given-names>Junkal</given-names>
          </name>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Méndez-López</surname>
            <given-names>Fátima</given-names>
          </name>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Lerma-Irureta</surname>
            <given-names>David</given-names>
          </name>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Lamiquiz-Moneo</surname>
            <given-names>Itziar</given-names>
          </name>
          <aff>
            <institution>Universidad de Zaragoza</institution>
          </aff>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Fernández-Martínez</surname>
            <given-names>Selene</given-names>
          </name>
        </contrib>
        <contrib contrib-type="author">
          <name>
            <surname>Magallón-Botaya</surname>
            <given-names>Rosa</given-names>
          </name>
          <aff>
            <institution>Universidad de Zaragoza</institution>
          </aff>
        </contrib>
      </contrib-group>
      <pub-date pub-type="pub">
        <year>2022</year>
      </pub-date>
      <volume/>
      <fpage/>
      <lpage/>
      <self-uri xlink:href="http://zaguan.unizar.es/record/123898"/>
      <self-uri xlink:href="http://zaguan.unizar.es/record/123898/files/texto_completo.pdf"/>
      <self-uri xlink:href="http://zaguan.unizar.es/record/123898/files/texto_completo.jpg?subformat=icon"/>
    </article-meta>
    <abstract/>
  </front>
  <article-type>research-article</article-type>
  <ref/>
</article>

</articles>